A: I'll do my best. And I'll make sure all the presentation slides are ready on the computer.
B: Good. And don't forget to give me the rundown on the rehearsal.
B expects A to

A

make all the arrangements for the rehersal.

B

go down to his office which is a floor below the venue of the rehersal.

C

reduce the expenditure involved.

D

give a detailed report on the rehersal.